:root {
  --color-void-black: #000000;
  --color-obsidian-surface: #0f0f13;
  --color-carbon-border: #292929;
  --color-graphite-card-edge: #1d1d1d;
  --color-ash-mist: #2a2a36;
  --color-platinum-text: #e6e6e6;
  --color-foil-highlight: #ffffff;
  --color-steel-muted: #9e9e9e;
  --color-portal-violet: #b296f8;
  --color-wisteria: #594b7c;
  --color-indigo-plum: #4b3f71;
  --color-lavender-mist: #ede9fe;
  --color-fuchsia-ink: #571c60;
  --color-verdant-edge: #0e4f26;
  --color-mint-whisper: #dcfce7;
  --color-cobalt-vein: #264264;
  --color-ice-blue: #dbeafe;
  --shadow-xl: rgba(178, 150, 248, 0.2) 0 25px 50px -12px;
  --radius: 10px;
  --max-width: 1200px;
  --header-height: 120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-platinum-text);
  background: var(--color-void-black);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.56;
  letter-spacing: 0.05px;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.skip-link,
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  top: 12px;
  left: 12px;
  z-index: 1000;
  width: auto;
  height: auto;
  padding: 10px 14px;
  clip: auto;
  color: var(--color-void-black);
  background: var(--color-portal-violet);
  border-radius: var(--radius);
}

.container {
  width: min(100% - 48px, var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(0, 0, 0, 0.72);
  border-bottom: 1px solid var(--color-carbon-border);
  backdrop-filter: blur(18px);
  transition: top 220ms ease, width 220ms ease, background 220ms ease, border-color 220ms ease, border-radius 220ms ease, box-shadow 220ms ease;
}

.site-header.is-floating {
  position: fixed;
  top: 16px;
  right: auto;
  left: 50%;
  width: min(calc(100% - 48px), var(--max-width));
  overflow: visible;
  transform: translateX(-50%);
  background: rgba(15, 15, 19, 0.58);
  border: 1px solid rgba(178, 150, 248, 0.22);
  border-radius: var(--radius);
  box-shadow: rgba(178, 150, 248, 0.18) 0 22px 60px -24px, rgba(0, 0, 0, 0.45) 0 18px 40px -24px;
  backdrop-filter: blur(22px) saturate(1.35);
  -webkit-backdrop-filter: blur(22px) saturate(1.35);
}

.site-header.is-floating .announce {
  display: none;
}

.site-header.is-floating .nav-wrap {
  width: 100%;
  min-height: 64px;
  padding: 0 14px;
}

.site-header.is-floating .brand-mark {
  width: 34px;
  height: 34px;
}

.site-header.is-floating .nav-cta {
  min-height: 42px;
  padding: 12px 16px;
}

.announce {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  min-height: 38px;
  padding: 8px 24px;
  color: var(--color-platinum-text);
  background: var(--color-obsidian-surface);
  border-bottom: 1px solid var(--color-carbon-border);
  font-size: 14px;
}

.announce a {
  color: var(--color-portal-violet);
  font-weight: 700;
}

.nav-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  width: min(100% - 48px, var(--max-width));
  min-height: 78px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-foil-highlight);
  font-weight: 800;
  line-height: 1;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  color: var(--color-void-black);
  background: var(--color-portal-violet);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
}

.nav-menu {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

.nav-menu a {
  padding: 10px 12px;
  color: var(--color-platinum-text);
  border-radius: var(--radius);
  font-size: 14px;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--color-foil-highlight);
  background: var(--color-obsidian-surface);
}

.nav-cta,
.btn {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 14px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease;
}

.nav-cta::before,
.btn::before {
  content: "";
  position: absolute;
  inset: -2px;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(178, 150, 248, 0.95), rgba(237, 233, 254, 0.28), rgba(178, 150, 248, 0.85));
  opacity: 0;
  filter: blur(10px);
  transition: opacity 180ms ease, filter 180ms ease;
}

.nav-cta,
.btn-primary {
  color: var(--color-void-black);
  background: var(--color-portal-violet);
  box-shadow: rgba(178, 150, 248, 0.28) 0 16px 36px -18px;
}

.btn-ghost {
  color: var(--color-platinum-text);
  background: rgba(15, 15, 19, 0.72);
  border-color: var(--color-carbon-border);
}

.nav-cta:hover,
.nav-cta:focus-visible,
.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(178, 150, 248, 0.95);
  box-shadow:
    rgba(178, 150, 248, 0.42) 0 0 0 1px,
    rgba(178, 150, 248, 0.36) 0 0 24px,
    rgba(178, 150, 248, 0.26) 0 18px 44px -16px;
  outline: none;
}

.nav-cta:hover::before,
.nav-cta:focus-visible::before,
.btn:hover::before,
.btn:focus-visible::before {
  opacity: 1;
  filter: blur(12px);
}

.btn-primary:hover,
.btn-primary:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  background: #c2adff;
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  color: var(--color-foil-highlight);
  background: rgba(20, 18, 28, 0.92);
}

.nav-cta svg,
.btn svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.2;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  color: var(--color-platinum-text);
  background: var(--color-obsidian-surface);
  border: 1px solid var(--color-carbon-border);
  border-radius: var(--radius);
}

.hero {
  position: relative;
  min-height: 720px;
  padding-top: var(--header-height);
  overflow: hidden;
  border-bottom: 1px solid var(--color-ash-mist);
}

.hero-media,
.hero-shade,
.hero-grid {
  position: absolute;
  inset: 0;
}

.hero-media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  opacity: 0.94;
  filter: saturate(1.06) contrast(1.02) brightness(1.02);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.38) 0%, rgba(0, 0, 0, 0.16) 48%, rgba(0, 0, 0, 0.08) 100%),
    linear-gradient(0deg, #000 0%, rgba(0, 0, 0, 0.04) 44%, rgba(0, 0, 0, 0.18) 100%);
}

.hero-grid {
  background-image:
    linear-gradient(rgba(178, 150, 248, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(178, 150, 248, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 76%);
  opacity: 0.35;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 620px) minmax(260px, 360px);
  gap: 48px;
  align-items: end;
  min-height: calc(720px - var(--header-height));
  padding: 96px 0 64px;
}

.hero-copy {
  max-width: 620px;
  padding: 18px;
  background: rgba(0, 0, 0, 0.38);
  border: 1px solid rgba(178, 150, 248, 0.2);
  border-radius: var(--radius);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  margin-bottom: 16px;
  color: var(--color-steel-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  color: var(--color-foil-highlight);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: 0;
}

h1 {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  max-width: 760px;
  margin-bottom: 24px;
  font-size: 68px;
}

h2 {
  margin-bottom: 20px;
  font-size: 48px;
}

h3 {
  margin-bottom: 12px;
  color: var(--color-foil-highlight);
  font-size: 20px;
  line-height: 1.25;
}

.hero-copy p,
.section-heading p,
.copy-block p,
.download-band p {
  color: var(--color-platinum-text);
  font-size: 18px;
}

.hero-copy p {
  max-width: 620px;
  margin-bottom: 32px;
}

.hero-actions,
.app-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-panel,
.service-card,
.contact-item,
.qr-wrap {
  background: var(--color-obsidian-surface);
  border: 1px solid var(--color-graphite-card-edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
}

.hero-panel {
  display: grid;
  gap: 20px;
  padding: 20px;
}

.hero-panel strong {
  display: block;
  margin: 14px 0 8px;
  color: var(--color-foil-highlight);
  font-size: 24px;
}

.hero-panel p {
  margin-bottom: 0;
  color: var(--color-steel-muted);
}

.metric-row {
  display: grid;
  gap: 10px;
}

.metric-row span {
  padding: 10px 12px;
  color: var(--color-platinum-text);
  border: 1px solid var(--color-carbon-border);
  border-radius: var(--radius);
  font-size: 14px;
}

.section {
  padding: 96px 0;
  border-bottom: 1px solid var(--color-ash-mist);
}

.split {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 64px;
  align-items: start;
}

.section-heading {
  max-width: 620px;
}

.section-heading.narrow {
  max-width: 780px;
  margin-bottom: 48px;
}

.section-heading p {
  color: var(--color-steel-muted);
}

.copy-block {
  display: grid;
  gap: 18px;
  padding-left: 28px;
  border-left: 1px solid var(--color-wisteria);
}

.copy-block p {
  margin-bottom: 0;
  color: var(--color-platinum-text);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  min-height: 290px;
  padding: 18px;
}

.card-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  color: var(--color-portal-violet);
  background: #15131c;
  border: 1px solid var(--color-carbon-border);
  border-radius: var(--radius);
}

.card-icon svg {
  width: 23px;
  height: 23px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin-bottom: 16px;
  padding: 2px 10px;
  border: 1px solid;
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1.5;
}

.badge-green {
  color: var(--color-mint-whisper);
  border-color: var(--color-verdant-edge);
}

.badge-blue {
  color: var(--color-ice-blue);
  border-color: var(--color-cobalt-vein);
}

.badge-violet {
  color: var(--color-lavender-mist);
  border-color: var(--color-indigo-plum);
}

.badge-pink {
  color: var(--color-lavender-mist);
  border-color: var(--color-fuchsia-ink);
}

.service-card p {
  margin-bottom: 0;
  color: var(--color-steel-muted);
}

.app-section {
  overflow: hidden;
}

.app-layout {
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  gap: 48px;
  align-items: center;
}

.phone-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 16px;
  min-width: 0;
}

.phone-shot {
  position: relative;
  display: block;
  padding: 8px;
  background: #08080a;
  border: 1px solid var(--color-graphite-card-edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  cursor: zoom-in;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.phone-shot:hover,
.phone-shot:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(178, 150, 248, 0.92);
  box-shadow:
    rgba(178, 150, 248, 0.48) 0 0 0 1px,
    rgba(178, 150, 248, 0.36) 0 0 28px,
    rgba(178, 150, 248, 0.22) 0 24px 56px -18px;
  outline: none;
}

.phone-shot img {
  width: 100%;
  aspect-ratio: 1918 / 4318;
  object-fit: cover;
  object-position: top;
  border-radius: 7px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.52fr 0.48fr;
  gap: 48px;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 14px;
}

.contact-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 14px;
  padding: 16px;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

a.contact-item:hover,
a.contact-item:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(178, 150, 248, 0.86);
  box-shadow:
    rgba(178, 150, 248, 0.42) 0 0 0 1px,
    rgba(178, 150, 248, 0.24) 0 0 24px,
    var(--shadow-xl);
  outline: none;
}

.contact-item svg {
  grid-row: span 2;
  width: 24px;
  height: 24px;
  margin-top: 4px;
  color: var(--color-portal-violet);
}

.contact-item span {
  color: var(--color-steel-muted);
  font-size: 13px;
}

.contact-item strong {
  color: var(--color-foil-highlight);
  font-size: 16px;
  line-height: 1.45;
  word-break: break-word;
}

.download-band {
  padding: 64px 0;
  background: var(--color-obsidian-surface);
  border-bottom: 1px solid var(--color-carbon-border);
}

.download-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}

.download-grid h2 {
  margin-bottom: 12px;
}

.download-grid p {
  margin-bottom: 0;
  color: var(--color-steel-muted);
}

.qr-wrap {
  padding: 14px;
  background: #fff;
}

.qr-wrap img {
  width: 148px;
  height: 148px;
}

.site-footer {
  padding: 36px 0;
  color: var(--color-steel-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

.footer-brand {
  margin-bottom: 14px;
}

.footer-grid p {
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}

.footer-links a {
  color: var(--color-platinum-text);
  font-size: 14px;
}

.preview-dialog {
  width: min(92vw, 520px);
  max-height: 92vh;
  padding: 0;
  background: var(--color-obsidian-surface);
  border: 1px solid var(--color-carbon-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
}

.preview-dialog::backdrop {
  background: rgba(0, 0, 0, 0.82);
}

.preview-dialog img {
  width: 100%;
  max-height: 88vh;
  object-fit: contain;
}

.dialog-close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--color-foil-highlight);
  background: rgba(0, 0, 0, 0.72);
  border: 1px solid var(--color-carbon-border);
  border-radius: var(--radius);
  cursor: pointer;
}

.legal-main {
  padding-top: var(--header-height);
}

.legal-hero {
  padding: 88px 0 56px;
  border-bottom: 1px solid var(--color-ash-mist);
}

.legal-article {
  width: min(100% - 48px, 980px);
  margin: 0 auto;
  padding: 56px 0 96px;
}

.legal-card {
  padding: 28px;
  background: var(--color-obsidian-surface);
  border: 1px solid var(--color-graphite-card-edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
}

.legal-card h2 {
  margin-top: 36px;
  font-size: 28px;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: var(--color-platinum-text);
}

.legal-content {
  overflow-wrap: anywhere;
}

.legal-content p {
  margin-bottom: 16px;
}

.legal-content strong {
  color: var(--color-foil-highlight);
  font-weight: 800;
}

.legal-content table {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 20px 0;
  overflow-x: auto;
  border-collapse: collapse;
  color: var(--color-platinum-text);
}

.legal-content tbody {
  display: table;
  width: 100%;
  min-width: 720px;
}

.legal-content td,
.legal-content th {
  padding: 12px;
  border: 1px solid var(--color-carbon-border);
  vertical-align: top;
}

.legal-content tr:first-child td {
  color: var(--color-foil-highlight);
  background: rgba(178, 150, 248, 0.08);
}

@media (max-width: 1020px) {
  :root {
    --header-height: 112px;
  }

  h1 {
    font-size: 56px;
  }

  h2 {
    font-size: 40px;
  }

  .nav-wrap {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav-toggle {
    display: grid;
    place-items: center;
  }

  .nav-menu {
    position: fixed;
    inset: var(--header-height) 24px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    background: var(--color-obsidian-surface);
    border: 1px solid var(--color-carbon-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
  }

  .nav-menu.is-open {
    display: flex;
  }

  .site-header.is-floating .nav-menu {
    inset: 84px 24px auto;
  }

  .nav-menu a {
    padding: 14px;
  }

  .nav-cta {
    display: none;
  }

  .hero-content,
  .split,
  .app-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-content {
    align-items: center;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 118px;
  }

  .container,
  .nav-wrap,
  .legal-article {
    width: min(100% - 32px, var(--max-width));
  }

  .announce {
    justify-content: space-between;
    gap: 12px;
    font-size: 12px;
  }

  .site-header.is-floating {
    top: 10px;
    width: min(calc(100% - 24px), var(--max-width));
  }

  .site-header.is-floating .nav-wrap {
    padding: 0 10px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .hero {
    min-height: 760px;
  }

  .hero-content {
    min-height: calc(760px - var(--header-height));
    padding: 64px 0 40px;
  }

  h1 {
    font-size: 44px;
  }

  h2 {
    font-size: 34px;
  }

  .hero-copy p,
  .section-heading p,
  .copy-block p,
  .download-band p {
    font-size: 16px;
  }

  .section {
    padding: 72px 0;
  }

  .copy-block {
    padding-left: 18px;
  }

  .card-grid,
  .phone-gallery,
  .download-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .phone-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .download-grid,
  .footer-grid {
    align-items: start;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 430px) {
  .announce span {
    max-width: 220px;
  }

  h1 {
    font-size: 38px;
  }

  h2 {
    font-size: 30px;
  }

  .hero-actions,
  .app-actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .phone-gallery {
    gap: 12px;
  }

  .legal-card {
    padding: 20px;
  }
}